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Hubs & Sprockets

 

Plated Steel Uni-Hub
Strong yet lightweight.  Accepts all  4-9/16" ID  sprockets  split or whole with 5.25" bolt circle.  For all 1" live axles with 1/4" key.  Includes mounting hardware.  Sprocket sold separately.
go kart and minibike plated steel unihub

Description Part Number Price Add To Cart
Uni-Hub w/Hardware Kit 2555-A $17.95
Hardware Kit Only 2557 $1.30

 

 

Steel Mini-Hub
Azusa Steel mini-hubs are designed for smaller sprockets. Adapts to Azusa 4-1/2" brake drum. 3.228" bolt circle, 4" OD. For 1" axle. Zinc plated.
go kart and minibike steel mini hub

Description Part Number Price Add To Cart
Mini-Hub w/Hardware Kit 2562 $15.50
Mini Hub w/Set Screws 2561 $15.50
Hardware Kit Only 2564 $1.10

 

 

Aluminum Mini-Sprockets
A scaled down version of the Tru-A-Line Sprocket series, these aircraft alloy #35 sprockets go down to 37 teeth.  Split for quick changing.
go kart and minibike aluminum mini sprocket

Teeth Part Number Price Add To Cart
37 2084 $11.50
38 2085 $11.50
39 2086 $11.50
40 2087 $11.50
41 2088 $12.50
42 2089 $12.50
43 2090 $12.50
44 2091 $12.50
45 2092 $14.50
46 2093 $14.50
47 2094 $14.50
48 2095 $14.50
49 2096 $16.50
50 2097 $16.50
51 2098 $16.50
52 2099 $16.50

 

 

 

Mark IV Vari-Hub
Machined face, strong yet lightweight.  Accepts all  4-9/16" id  sprockets
with 5.25" bolt circle. For all 1" live axles with 1/4" key.  Includes mounting hardware.
go kart and minibike mark IV vari hub

Vari-Hub w/Hardware Kit Part 1872 $26.00

 

 

 

Heavy Duty Sprocket Holder/Hub
Accepts all sprockets with 4" bolt circle.  For all 1" live axles with 1/4" key.  Includes mounting hardware.

go kart and minibike heavy duty sprocket holder/hub

Part Number Bolt Circle Price Add To Cart
2286 5.25" $22.75

 

 

60 or 72 Tooth Sprockets for # 35 Chain
Bright plated steel shown above, one piece sprockets stand up to any abuse at substantial savings. 2152 & 2158 are for use with Uni-Hub and Vari-Hub sold above.  2155 & 2161 are for use with Multi-Hub sold above.  2151 & 2157 are blanks to be drilled by customer as needed.

go kart and minibike 60 or 72 tooth sprockets for #35 chain

Part Number Bolt Circle Holes Bore Pattern Teeth Price Add To Cart
2151 na na 1.375" na 60 $9.50
2155 3.25" 6 @ .3125 1.375" P2161 60 $9.50
2152 5.25" 6 @ .3125 4.536" P5245 60 $9.50
2157 na na 1.375" na 72 $11.50
2161 3.25" 6 @ .3125 1.375" P2161 72 $11.50
2158 5.25" 6 @ .3125 4.536" P5245 72 $11.50

 

54 or 60 Tooth Sprockets for #40/41 Chain

Part Number Bolt Circle Holes Bore Pattern Teeth Price Add To Cart
2166-40 5.25" 6 @ .3125 4.563 P5245 40 $16.95
2166-54 5.25" 6 @ .3125 4.563 P5245 54 $19.50
2167-54 2.875" 4 @ .3125 2.00" P5263 54 $19.50
2168-54 4.00" 4 @ .3125 1.50" P2286 54 $19.50
2166-60 5.25" 6 @ .3125 4.563 P5245 60 $21.55

 


 

Sprockets To Fit Our Heavy Duty Sprocket Hub Sold Above
Premium high grade aluminum.  4" bolt circle, 5/16" holes on 2" radius from center.
go kart and minibike sprockets

Chain Size Teeth Pattern Part Number Price Add To Cart
#35 60 P2286 T5313-60 $25.75
#35 72 P2286 T5313-72 $30.50
#41 54 P2286 T5314-54 $39.75
#41 60 P2286 T5314-60 $48.25
#40 54 P2286 T5315-54 $39.75
#40 60 P2286 T5315-60 $48.25

 

 

Heavy Duty Sprockets 5.25 Bolt Circle / 4.563 ID Bore
Premium high-strength aluminum, Split or Unsplit (specify when you order).  Fits our Vari-Hub and Uni-Hub sold above.
go kart and minibike heavy duty sprockets

Chain Size Bore Bolt Circle Teeth Pattern Part Number Price Add To Cart
#40 4.563" 5.250" 54 P5245 T5315 $36.55
#40 4.563" 5.250" 60 P5245 T5315 $40.75
#41 4.563" 5.250" 54 P5245 T5314 $36.55
#41 4.563" 5.250" 60 P5245 T5314 $41.75

 

 

Steel Hubs
These steel plated hubs are 2-1/4" OD by 1/2" thick, and have a 1" shoulder surrounding the bore for added stability. 5/8" and 3/8" bores with a 3/16" keyway and opposed set screw hole.  Both have a 3 hole bolt pattern drilled on a 1-11/16" circle to fit a P5256 sprocket pattern.
go kart and minibike two piece b-type hub

Description Part Number Price Add To Cart
Mounting Hub-5/8" Bore 2037 $7.50
Mounting Hub-3/8" Bore 2038 $7.50

 

 

Heavy Duty Idler/Tensioner Sprockets
Made of premium alloy sprockets.  Precision or Standard ball bearings.  Sized for #35, #40, and #41 chain.  Choice of 1/2" or 5/8" bore.
go kart and minibike heavy duty idler/tensioner sprockets

Chain Size Bearing Size & Type Teeth Part Number Price Add To Cart
#35 1/2" Precision 19 2196 $12.25
#35 5/8" Precision 19 2197 $12.25
#40/41 5/8" Precision 16 2186 $12.75
#40/41 5/8" Standard 16 2187 $10.50
 




Sprocket Guards
Made out of premium high-strength aluminum. 5.25" bolt circle. Available split or unsplit (Specify when you order).
go kart and minibike sprocket guards

Thickness Outside Diameter Part Number Price Add To Cart
.125" 6-7/8" 2000-AG $12.25
.125" 7-3/8" 2000-BG $12.95
.125" 7-7/8" 2000-CG $13.25
.125" 8-3/8" 2000-DG $13.95
.125" 8-7/8" 2000-EG $15.95
.125" 9-1/2" 2000-FG $16.95
.125" 10-1/4" 2000-GG $18.95
.160" 6-7/8" 2600-AG $15.50
.160" 7-3/8" 2600-BG $16.25
.160" 7-7/8" 2600-CG $16.75
.160" 8-3/8" 2600-DG $17.50
.160" 8-7/8" 2600-EG $19.50
.160" 9-1/2" 2600-FG $20.95
.160" 10-1/4" 2600-GG $21.95